STZ Industries 1/2 in. MPT Black Steel 4 in. L Nipple with Coupling

Mueller Industries, Inc. is a global leader in the manufacturing and distribution of copper tube and fittings, brass and copper alloy rod, bar and shapes, aluminum and brass forgings, aluminum and copper impact extrusions, plastic fittings, pipe and valves, refrigeration valves and fittings and fabricated tubular products.